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UNO [17]
2 years ago
13

Jack and Danny both have a test average of 88 in Biology. Jack's standard deviation is 1.231 and

Mathematics
1 answer:
Elden [556K]2 years ago
4 0

Answer:

Jack and Danny both have a test average of 88 in Biology. Jack's standard deviation is 1.231 and

Danny's standard deviation is 8.632. Write a sentence describing the differences in Jack’s and Danny’s test scores.

Step-by-step explanation: they were different

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yanalaym [24]

Answer:

64 for number 1.  Not sure on number 2 sorry.

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Ningbo Shipping has issued preferred stock at its $125 per share par value. The stock will pay a $15 annual dividend. The cost o
katen-ka-za [31]

Answer:

The cost of Ningbo Shipping Preferred stock is 12.40%

Step-by-step explanation:

In this question, we are asked to calculate the cost of Ningbo shipping Preferred stock.

To calculate this, we make use of the following mathematical relation;

The cost preferred stock Kp = Annual dividends/ Issued price-Cost of Issuing

From the question, we identify the following;

Issued price = $125

Annual dividend = $15

Cost of Issuing = $4

Inserting these into the formula we have;

Kp = $15/$125 - $4 = 12.40%

This means that Cost of Ningbo shipping preferred stock is 12.40%

5 0
3 years ago
"5. Multiple-choice questions each have five possible answers (a,b,c,d,e), one of which is correct. Assume that you guess the an
Nina [5.8K]

Answer:

A) P(WWC) = 0.128

B) P(WCC) = 0.032

P(CWC) = 0.032

P(CCW) = 0.032

C) probability of getting 2 correct answers when 3 guesses are made is i.e P (1 wrong and 2 correct) = 0.064

Step-by-step explanation:

A) Using the multiplication rule, we have; P(A and B) = P(A) x P(B)

Probability of a wrong answer = 4/5 = 0.8

Probability of a correct answer = 1/5 =0.2

Thus; P(WWC) = 0.8 x 0.8 x 0.2 = 0.128

B) Beginning with one wrong and two correct answers, a complete list of all possibilities is;

P(WCC), P(CWC), P(CCW)

Hence the complete list is;

(0.8 x 0.2 x 0.2); (0.2 x 0.8 x 0.2); (0.2 x 0.2 x 0.8)

So we have;

P(WCC) = 0.032

P(CWC) = 0.032

P(CCW) = 0.032

C) Based on the results above, the probability of getting 2 correct answers when 3 guesses are made is i.e P(1 wrong and 2 correct) = 2 x 0.032 = 0.064

7 0
3 years ago
Is this the right answer
Nata [24]
All internal angles in a quadrilateral add to 360

so
x+110+110+70=360
x+290=360
minus 290 both sides
x=70 degrees
8 0
3 years ago
Read 2 more answers
What is the range of the averages in this class? histogram group of answer choices 65 points 80 points 30 points none of the abo
natulia [17]

The range of the averages in a class with a maximum point of 100 point and a minimum point of 20 point is 80 points

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more numbers and variables.

Range is the difference between the maximum value and minimum value of a data set. Hence:

Range = Maximum - Minimum

Let us assume that the maximum point is 100 point and the minimum point is 20 point, hence:

Range = 100 - 20 = 80 points

The range of the averages in a class with a maximum point of 100 point and a minimum point of 20 point is 80 points

Find out more on equation at: brainly.com/question/2972832

#SPJ1

8 0
2 years ago
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